弱弱的问个语法点

liuyang1984

14. As virtually all the nation’s 50 busiest airports are, New York’s（指飞机场） were built for an age of propellers, before jet planes weighing 800,000 pounds needed over two miles of runway.

(A) As virtually all the nation’s 50 busiest airports are

(B) As with virtually all of the nation’s 50 busiest airports

(C) Like virtually all of the nation’s 50 busiest airports

(D) Like the cities where virtually all the nation’s 50 busiest airports are（C）

(E) Like other cities where virtually all the nation’s 50 busiest airports are

A和C的区别是all the ...和all of the ...吗？

两者有什么区别啊

如果区别点不在这，为什么不能选A呢？

cyyp

A时态不统一

liuyang1984

呀，哈哈，这都没看出来，晕了，忽忽，谢谢啦